Detailed Product Description wireless sound & flash alarm system on spotMAIN FEATURES:Integrate the centrum with ... Auto-learned coding mode, be able to support various detector.Wireless configuration, simple installation.With siren output interface, be able ... current:≤50mARF:315MHz/433MHzAlarm current:≤300mABASIC COMPONENT:1 Centrum 1 Wireless door/window gap detector, 1 Romote controllers 1 Power ...